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How do I write a custom init for a UIView subclass in Swift?
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self.s = s
self.i = i
super.init(frame: CGRect(x: 0, y: 0, width: 100, height: 100))
}
required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
}
}
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How to open a specific port such as 9090 in Google Compute Engine
I have 2 Google Compute Engine instances and I want to open port 9090 in both the instances. I think we need to add some firewall rules.
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How can I get every nth item from a List?
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10 Answers
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Static member functions error; How to properly write the signature?
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edited Feb 6 '17 at 17:03
jjxtra
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Inserting a text where cursor is using Javascript/jquery
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return;
}
var scrollPos = txtarea.scrollTop;
var strPos = 0;
var br = ((txtarea.selectionStart || txtarea.selectionStart == '0') ?
"ff" : (document.selection ? "ie" : false));
if (br == "ie") {
txtarea.focus();
var range = document.selection.createRange();
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assign multiple variables to the same value in Javascript
... = touchDown = false;
Check this example
var a, b, c;
a = b = c = 10;
console.log(a + b + c)
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How to add calendar events in Android?
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Get all keys of an NSDictionary as an NSArray
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answered Aug 14 '11 at 13:30
YujiYuji
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contenteditable, set caret at the end of the text (cross-browser)
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answered Nov 21 '10 at 16:46
Tim DownTim Down
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Using the Swift if let with logical AND operator &&
...r as? UITabBarController where tabBarController.viewControllers.count > 0 {
println("do stuff")
}
This uses the where clause.
Another example, this time casting AnyObject to Int, unwrapping the optional, and checking that the unwrapped optional meets the condition:
if let w = width a...